Imagine for a moment that you get in your car, in a hurry to go somewhere. You turn the key to start the engine, and it whirrs but the engine does not start. Oops, you forgot to get gas! Unlike your car, which is dormant between uses, whether you are awake or asleep,...

Depending on their age, babies sleep between 12 and 20 hours a day. While sleeping like a baby would be a bit much for most of us adults, many of us would be happy to get the recommended 8 hours of sleep a night. Yet the 2013 Gallup poll tells us that approximately...